. >> and the obamacare website has been under fire for not working properly. we'll tell you if the obama administration was able to meet its goal and have the website up and working smoothly by the midnight deadline. >> and investigators hope to learn what caused the train derailment in new york that killed at least four people, and injured dozens of others. we'll have the latest, coming up. >> if black friday crowds were just too much -- or black friday deals just weren't enough -- shoppers can rejoice in another big day on the retail calendar. karin caifa has tips and tricks for shopping online and with your mobile device on cyber monday, and through the rest of the season. >> cyber monday goes back to the old desktop computer. people can out how on-line and order items. to free teller said that cyber monday has not lost its luster. >> we know what it will draw. >> the retail federation says that they intend retailers will offer deals on monday. it is important to be able to separate the good deals from the great deals. >> you want to take advantage of on-li